You were recently introduced to your roommate's sibling. To your surprise, even though the siblings are the same sex, they look nothing alike. Which of the following is the best explanation of this situation?
a. They must have different parents, as genetic inheritance ensures that they share a significant number of genes.
b. Although they started out very similar genetically, their genotypes have changed during development to make them look very different.
c. Given the number of different combinations of genes possible during reproduction, it may be that the two siblings don't really share many gene alleles.
d. One has expressed only recessive genes, while the other has not.
c
You might also like to view...
For a population with µ = 80 and ? = 6, what is the z-score corresponding to X = 68?
a. –0.50 c. +2.00 b. –2.00 d. –12.00
______ thought arises from personal experiences and perceptions; whereas ______ thought follows abstract, impersonal knowledge
Fill in the blank with correct word
The build-up of the fatty substance myelin around the axons of your neurons is dangerous
Indicate whether the statement is true or false
Prime adaptive ego qualities and core pathologies influence one's
A. physical development. B. subcultural or ethnic identity. C. worldview. D. generational cohort.